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Finding the Fourth Proportional to 88,670.88, 122,350.32 and 50,947.20

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Solution

The fourth proportional to 88,670.88, 122,350.32 and 50,947.20 is: 70,298.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,670.88 : 122,350.32 = 50,947.20 : x
  2. Step 2: Convert to fraction form
    88,670.88/122,350.32 = 50,947.20/x
  3. Step 3: Cross multiply
    88,670.88x = 122,350.32 × 50,947.20
  4. Step 4: Simplify right side
    88,670.88x = 6,233,406,223.10
  5. Step 5: Solve for x
    x = 6,233,406,223.10/88,670.88
  6. Step 6: Final answer
    x = 70,298.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.